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Part Name
Description
LTC3230EUD View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
LTC3230EUD
5-LED Main/Sub Display Driver with Dual LDO
Linear Technology
'LTC3230EUD' PDF : 16 Pages
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LTC3230
BLOCK DIAGRAM
V
IN
18
900kHz
OSCILLATOR
20
C1P
17
C1M
19
C2P
16
C2M
GND
21
CPO
1
R
SET
4
ENM
11
50ns FILTER
ENS
5
50ns FILTER
ENLDO2
3
ENLDO1
2
V1
13
V2
12
LDO1
V
OUT
SELECT
LDO2
V
OUT
SELECT
8
0.8V
TIMER
5-BIT
DOWN
COUNTER
ENABLE MAIN
5-BIT
LINEAR
DAC
TIMER
5-BIT
DOWN
COUNTER
TIMER
ENABLE SUB
5-BIT
LINEAR
DAC
SHUTDOWN
MLED
CURRENT
SOURCES
MLED1
7
MLED2
8
MLED3
9
MLED4
10
SLED
CURRENT
SOURCES
V
IN
SLED
6
+
–
0.8V
+
–
LDO2
14
LDO1
15
GND
21
3230 BD
3230fa
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